Hat clip



FIG. 1 is a perspective view of a hat clip showing our new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a front elevation view thereof;

FIG. 5 is a right side elevational view thereof, the left side view being a mirror image; and,

FIG. 6 is a rear elevational view thereof. 

The ornamental design for a hat clip, as shown and described. 